BUFFALO, N.Y. — Last year, onlookers observed a startling site on China’s Qiantang River: waves forming a grid-like pattern. Dubbed the “matrix tide,” this complex wave pattern was caused by the river ...

This image is a simulation of a kind of acoustic wave called a Rayleigh-Bloch wave. The stripes of light and dark areas represent the “peaks" and “troughs" of the waves and are shaped by their ...

The open ocean can get fierce and wild. There, whipped into a frenzy, ocean swells and troughs can create walls of water that dwarf our puny seafaring vessels, and wreak peril on the humans brave ...